/* calc/assets/css/calculators/adblue-calculator.css */

:root {
    --adblue-primary: #1D4ED8; /* Глубокий синий (Blue-700) */
    --adblue-bg: #EFF6FF;      /* Светло-голубой (Blue-50) */
    --adblue-dark: #1E3A8A;    /* Blue-900 */
    --adblue-accent: #3B82F6;  /* Blue-500 */
    
    --status-green: #10B981;
    --status-green-bg: #ECFDF5;
    --status-red: #EF4444;
    --status-red-bg: #FEF2F2;
    --status-yellow: #F59E0B;
}

/* --- ВЕРХНЯЯ ЧАСТЬ --- */
.calc-header { margin-bottom: 40px; }
.subtitle { color: var(--text-secondary); margin-top: 12px; font-size: 16px; line-height: 1.5; }

.calc-grid { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: start; }
@media (min-width: 992px) { .calc-grid { grid-template-columns: 1fr 1.1fr; gap: 48px; } }

/* Инпуты */
.input-group { margin-bottom: 24px; }
.m-0 { margin-bottom: 0 !important; }
.label-with-icon { display: flex; align-items: center; gap: 8px; color: var(--adblue-primary) !important; font-size: 15px !important; font-weight: 700 !important; }

.input-wrapper { position: relative; display: flex; align-items: center; }
.input-wrapper input {
    width: 100%; padding: 14px 16px; padding-right: 64px;
    font-size: 16px; font-weight: 600; font-family: inherit;
    border: 1px solid #D1D5DB; border-radius: 12px;
    transition: all 0.2s; outline: none; background: #fff;
    color: #1F2937;
}
.input-wrapper input:focus { border-color: var(--adblue-primary); box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.15); }
.suffix { position: absolute; right: 14px; color: #9CA3AF; font-weight: 600; pointer-events: none; font-size: 14px; top: 50%; transform: translateY(-50%); }

.row-2-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.highlight-group { background: var(--adblue-bg); padding: 20px; border-radius: 16px; border: 1px dashed var(--adblue-primary); }
.helper-text { font-size: 12px; color: #6B7280; margin-top: 8px; line-height: 1.4; }

.group-title-small { font-size: 14px; font-weight: 700; color: var(--adblue-primary); text-transform: uppercase; letter-spacing: 0.5px; margin: 0 0 16px 0; border-left: 3px solid var(--adblue-primary); padding-left: 8px; }
.form-divider { border: none; height: 1px; background: #BFDBFE; margin: 24px 0; opacity: 0.7; }

/* Сегмент контрол */
.group-label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 12px; color: #1F2937; opacity: 0.9; }
.segment-control { display: flex; gap: 8px; background: #F3F4F6; padding: 5px; border-radius: 12px; }
.segment-item { flex: 1; position: relative; }
.segment-item input { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0; }
.segment-box {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 12px 8px; border-radius: 9px; font-size: 13px; font-weight: 600;
    color: #4B5563; transition: all 0.2s; cursor: pointer; text-align: center; border: 1px solid transparent; user-select: none;
}
.segment-item input:checked + .segment-box { background: #fff; color: var(--adblue-primary); border-color: #D1D5DB; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); }

/* ИСПРАВЛЕНИЕ: Range Slider и ширина инпута */
.range-container { display: flex; align-items: center; gap: 16px; margin-top: 8px; }
/* Жестко переопределяем inline-стиль из HTML (!important) и даем место для цифр */
.range-container .input-wrapper { width: 140px !important; flex-shrink: 0; } 
.range-container .input-wrapper input { padding-right: 40px !important; }

.range-slider {
    flex-grow: 1; -webkit-appearance: none; height: 6px; background: #E5E7EB; border-radius: 3px; outline: none; cursor: pointer;
}
.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none; width: 22px; height: 22px; background: var(--adblue-primary); border-radius: 50%; cursor: grab; border: 2px solid #fff; box-shadow: 0 2px 4px rgba(0,0,0,0.15); transition: transform 0.1s;
}
.range-slider::-webkit-slider-thumb:active { transform: scale(1.1); cursor: grabbing; }


/* --- ПРАВАЯ ЧАСТЬ: РЕЗУЛЬТАТ (KILLER FEATURE) --- */
@media (min-width: 992px) { .sticky-card { position: sticky; top: 24px; transition: top 0.3s; } }

.adblue-result-card {
    background: #fff; border: 2px solid var(--adblue-bg); padding: 32px;
    border-top: 6px solid var(--adblue-primary); border-radius: 20px;
    box-shadow: 0 20px 40px -10px rgba(29, 78, 216, 0.08);
}

.result-header { text-align: center; margin-bottom: 24px; }
.result-header h2 { font-size: 14px; font-weight: 800; color: #9CA3AF; margin: 0 0 8px 0; text-transform: uppercase; letter-spacing: 1px; }
.main-profit span { font-size: 56px; font-weight: 800; color: var(--adblue-dark); line-height: 1; letter-spacing: -2px; }
.main-profit small { font-size: 16px; font-weight: 600; color: #6B7280; }

/* KILLER FEATURE: Радар блокировки двигателя */
.tank-visual-wrapper { background: #F9FAFB; border: 1px solid #E5E7EB; border-radius: 16px; padding: 24px; margin-bottom: 24px; }
.tv-title { font-size: 13px; font-weight: 700; color: #4B5563; margin: 0 0 16px 0; text-transform: uppercase; text-align: center; }

/* ИСПРАВЛЕНИЕ: Отступы для маркера СНИЗУ */
.tv-range-box { position: relative; margin-bottom: 45px; } 
.tv-labels { display: flex; justify-content: space-between; font-size: 13px; font-weight: 700; color: #111827; margin-bottom: 8px; }

.tv-track { height: 16px; background: #E5E7EB; border-radius: 8px; position: relative; overflow: visible; }
.tv-bar-safe { position: absolute; left: 0; top: 0; bottom: 0; background: var(--adblue-accent); border-radius: 8px; z-index: 1; transition: width 0.5s; }
.tv-bar-danger { position: absolute; top: 0; bottom: 0; background: var(--status-red); border-radius: 8px; z-index: 2; transition: left 0.5s, width 0.5s; opacity: 0.8; }

/* ИСПРАВЛЕНИЕ: Маркер перемещен под полосу (top: 28px) с правильным треугольником */
.tv-marker {
    position: absolute; 
    top: 28px; 
    transform: translateX(-50%); 
    z-index: 3;
    font-size: 11px; font-weight: 800; color: #111827; 
    background: #fff; padding: 6px 10px; border-radius: 6px; 
    box-shadow: 0 4px 12px rgba(0,0,0,0.1); border: 1px solid #D1D5DB;
    transition: left 0.5s; white-space: nowrap;
}
.tv-marker::after {
    content: ''; position: absolute;
    top: -6px; left: 50%; transform: translateX(-50%);
    border-width: 0 5px 6px; border-style: solid;
    border-color: transparent transparent #D1D5DB transparent;
    display: block; width: 0;
}
.tv-marker::before {
    content: ''; position: absolute;
    top: -4px; left: 50%; transform: translateX(-50%);
    border-width: 0 4px 5px; border-style: solid;
    border-color: transparent transparent #fff transparent;
    display: block; width: 0; z-index: 1;
}

/* Статус бокс (Светофор) */
.status-box {
    display: flex; align-items: center; gap: 16px; padding: 16px; border-radius: 12px;
    border: 1px solid transparent; transition: all 0.3s;
}
.sb-icon { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; background: #fff; box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
.sb-text { display: flex; flex-direction: column; }
.sb-text strong { font-size: 15px; font-weight: 800; margin-bottom: 2px; }
.sb-text span { font-size: 12px; line-height: 1.4; }

.status-ok { background: var(--status-green-bg); border-color: #A7F3D0; }
.status-ok .sb-icon { color: var(--status-green); }
.status-ok strong { color: #065F46; }
.status-ok span { color: #047857; }

.status-danger { background: var(--status-red-bg); border-color: #FECACA; }
.status-danger .sb-icon { color: var(--status-red); }
.status-danger strong { color: #991B1B; }
.status-danger span { color: #7F1D1D; }

/* Итоги */
.summary-divider { height: 2px; background: repeating-linear-gradient(90deg, #D1D5DB 0, #D1D5DB 6px, transparent 6px, transparent 12px); margin: 24px 0; opacity: 0.6; }

/* Смета закупки */
.purchase-list h3 { font-size: 14px; text-transform: uppercase; color: #6B7280; margin: 0 0 16px 0; }
.pl-item { display: flex; align-items: center; gap: 16px; margin-bottom: 12px; background: #F9FAFB; padding: 12px 16px; border-radius: 12px; border: 1px solid #E5E7EB; }
.pl-icon { font-size: 24px; color: var(--adblue-primary); flex-shrink: 0; }
.pl-info { flex-grow: 1; display: flex; justify-content: space-between; align-items: center; }
.pl-name { font-size: 14px; font-weight: 600; color: #374151; }
.pl-val { font-size: 18px; font-weight: 800; color: #111827; }

.pl-hint { margin-top: 16px; padding-top: 16px; border-top: 1px dashed #D1D5DB; font-size: 13px; color: #6B7280; line-height: 1.5; }
.pl-hint strong { color: var(--adblue-dark); font-weight: 800; }
.text-primary { color: var(--adblue-primary) !important; }


/* --- НИЖНЯЯ ЧАСТЬ (SEO, INFO) --- */
.info-wrapper { padding: 80px 0; margin-top: 60px; border-top: 1px solid #E5E7EB; }

.author-badge { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 40px; padding: 20px; background: #F8FAFC; border-radius: 16px; border: 1px solid #E2E8F0; }
.author-avatar { width: 48px; height: 48px; background: var(--adblue-dark); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }
.author-info { display: flex; flex-direction: column; min-width: 0; }
.author-name { font-size: 15px; font-weight: 700; color: #111827; line-height: 1.4; margin-bottom: 4px; }
.author-date { font-size: 13px; color: #6B7280; }

.icon-heading { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 32px; font-size: 26px; font-weight: 800; color: #111827; line-height: 1.25; letter-spacing: -0.02em; }
.header-icon { display: flex; align-items: center; justify-content: center; width: 52px; height: 52px; border-radius: 14px; background: #fff; box-shadow: 0 4px 12px rgba(0,0,0,0.06); flex-shrink: 0; margin-top: -6px; font-size: 26px; }

.blue-icon { color: var(--adblue-primary); }
.dark-icon { color: var(--adblue-dark); }
.text-danger { color: #EF4444; font-weight: 700;}
.text-success { color: #10B981; font-weight: 700;}

.formulas-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-bottom: 56px; }
.formula-card { background: #fff; border: 1px solid rgba(0,0,0,0.04); box-shadow: 0 4px 20px rgba(0,0,0,0.03); border-radius: 24px; padding: 32px; transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1); display: flex; flex-direction: column; }
.formula-card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(29, 78, 216, 0.1); border-color: rgba(29, 78, 216, 0.1); }
.formula-header { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; margin-bottom: 20px; }
.formula-card h3 { margin: 0; font-size: 20px; font-weight: 700; color: var(--text-primary); line-height: 1.3; }

.badge-blue { background: var(--adblue-primary); color: #fff; padding: 6px 12px; border-radius: 99px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; display: inline-block; }
.badge-dark { background: var(--adblue-dark); color: #fff; padding: 6px 12px; border-radius: 99px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; display: inline-block; }

.formula-card p { font-size: 15px; color: var(--text-secondary); margin: 0; line-height: 1.6; font-weight: 500; }
.math-expression { background: var(--adblue-bg); border: 1px dashed var(--adblue-primary); padding: 18px; border-radius: 14px; font-weight: 700; color: var(--adblue-dark); text-align: center; margin-bottom: 20px; font-size: 17px; font-family: 'Courier /*... (Окончание CSS) ...*/' Courier, monospace; letter-spacing: 0.5px; }

.soft-divider { border: none; height: 1px; background: linear-gradient(90deg, transparent, #E5E7EB, transparent); margin: 56px 0; opacity: 0.7; }
.intro-text { font-size: 16px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 40px; }
.calc-description p { font-size: 17px; line-height: 1.7; color: #4B5563; margin-bottom: 24px; }
.calc-description strong { color: #1F2937; font-weight: 700; }

.seo-table-wrapper { overflow-x: auto; margin-bottom: 48px; background: #fff; border-radius: 16px; border: 1px solid #E5E7EB; box-shadow: 0 4px 10px rgba(0,0,0,0.02); }
.seo-table-wrapper::-webkit-scrollbar { height: 6px; }
.seo-table-wrapper::-webkit-scrollbar-thumb { background: #D1D5DB; border-radius: 3px; }
.seo-table { width: 100%; border-collapse: collapse; min-width: 500px; text-align: left; }
.seo-table th { background: #F9FAFB; padding: 18px 24px; font-size: 13px; font-weight: 800; color: #6B7280; text-transform: uppercase; border-bottom: 1px solid #E5E7EB; letter-spacing: 0.5px; }
.seo-table td { padding: 18px 24px; font-size: 14px; border-bottom: 1px solid #F3F4F6; color: #374151; vertical-align: top; line-height: 1.5; }
.seo-table tr:last-child td { border-bottom: none; }

.howto-section { margin-top: 48px; }
.howto-step { display: flex; gap: 20px; margin-bottom: 32px; background: #fff; padding: 24px; border-radius: 20px; border: 1px solid #E5E7EB; transition: box-shadow 0.2s, transform 0.2s; }
.howto-step:hover { box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05); transform: translateY(-2px); }
.step-num { width: 36px; height: 36px; background: var(--adblue-bg); color: var(--adblue-primary); font-weight: 800; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 15px; border: 1px solid rgba(29, 78, 216, 0.2); }
.step-content h4 { margin: 0 0 10px 0; font-size: 18px; color: #111827; font-weight: 700; }
.step-content p { margin: 0; font-size: 16px; color: #6B7280; line-height: 1.6; }

.faq-section .faq-item { background: #fff; border: 1px solid #E5E7EB; border-radius: 16px; margin-bottom: 16px; overflow: hidden; transition: all 0.2s ease; }
.faq-section .faq-item:hover { border-color: #D1D5DB; }
.faq-section .faq-item[open] { border-color: var(--adblue-primary); box-shadow: 0 8px 20px rgba(29, 78, 216, 0.08); }
summary.faq-question { padding: 22px 28px; cursor: pointer; font-weight: 700; color: var(--text-primary); font-size: 17px; list-style: none; position: relative; display: flex; justify-content: space-between; align-items: center; transition: background 0.2s; }
.faq-section .faq-item[open] summary.faq-question { color: var(--adblue-primary); background: var(--adblue-bg); border-bottom: 1px solid #BFDBFE; }
.faq-question::after { content: '+'; font-size: 26px; color: #9CA3AF; font-weight: 400; line-height: 1; transition: transform 0.3s; }
.faq-section .faq-item[open] summary.faq-question::after { content: '−'; color: var(--adblue-primary); }
.faq-answer, .faq-item div[itemprop="text"] { padding: 28px; color: var(--text-secondary); line-height: 1.7; font-size: 16px; background: #fff; }
.faq-answer p { margin: 0; }

@media (max-width: 900px) {
    .calc-header { margin-bottom: 32px; }
    .formulas-grid { grid-template-columns: 1fr; gap: 20px; }
    .icon-heading { font-size: 22px; gap: 12px; }
    .header-icon { width: 44px; height: 44px; font-size: 22px; }
    .formula-card { padding: 24px; }
    summary.faq-question { padding: 18px 20px; font-size: 16px; }
    .faq-answer, .faq-item div[itemprop="text"] { padding: 20px; font-size: 15px; }
    .howto-step { padding: 20px; gap: 16px; flex-direction: column; }
    .step-num { margin-bottom: -8px; }
}

@media (max-width: 480px) {
    .author-badge { padding: 16px; gap: 12px; align-items: flex-start; flex-direction: row; }
    .author-avatar { width: 40px; height: 40px; font-size: 18px; }
    .input-wrapper input { padding-right: 64px; }
    
    .row-2-col { grid-template-columns: 1fr; gap: 16px; }
    .pl-info { flex-direction: column; align-items: flex-start; gap: 4px; }
    .pl-val { align-self: flex-start; }

    /* Перестроение инпута с бегунком на моб */
    .range-container { flex-direction: column; align-items: stretch; gap: 12px; padding: 12px; background: #fff; border-radius: 12px; border: 1px solid #D1D5DB; }
    .range-container .input-wrapper { width: 100% !important; }
    
    /* Сжимаем карточку */
    .adblue-result-card { padding: 24px 16px; }
}